A gro file extension is related to the Allegro MIDI music format.

There are 4 other file types using
the GRO file extension!

gro icon.gro - HP-48/49 grob graphic image format

empty icon.gro - Genbox Family History report options

empty icon.gro - Serious Sam game data

empty icon.gro - Warlords Battlecry game archive

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GRO file extension - Allegro MIDI music

What is gro file? How to open gro files?

File type specification:

Audio and sound file type icon Audio and sound file type

The gro file extension is associated with the Allegro, an audio format.

The gro file contains audio data in ASCII text format similar to MIDI. Allegro is compatible with Audacity software.

This gro file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open gro file:

Audacity icon

Audacity logoAudacity  Microsoft Windows software

Company or developer:

Audacity is a free, open source software for recording and editing sounds. It is available for Mac OS X, Microsoft Windows, GNU/Linux, and other operating systems.

Audacity is able to:

  • Record live audio.
  • Record computer playback on any Windows Vista or later machine.
  • Convert tapes and records into digital recordings or CDs.
  • Edit WAV, AIFF, FLAC, MP2, MP3 or Ogg Vorbis sound files.
  • AC3, M4A/M4R (AAC), WMA and other formats supported using optional libraries.
  • Cut, copy, splice or mix sounds together.
  • Numerous effects including change the speed or pitch of a recording.

Help how to open:

Use Audacity to play *.gro files.

How to convert:

Audacity is able to export *.gro files to other formats.

List of recommended software applications associated to the .gro file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open gro file, edit gro file, convert gro file, view gro file, play gro file etc. (if exist software for corresponding action in File-Extensions.org's database).

gro file players - programs that can play gro file - Allegro MIDI music

Programs supporting the exension gro on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for play gro file action.

Microsoft Windows:

Apple macOS / Mac OS X:


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